package com.bnz.mapper;

import com.bnz.pojo.Student;
import com.bnz.pojo.StudentExample;
import java.util.List;


public interface StudentMapper {
    long countByExample(StudentExample example);

    int deleteByExample(StudentExample example);

    int deleteByPrimaryKey(Integer sid);

    int insert(Student row);

    int insertSelective(Student row);

    List<Student> selectByExample(StudentExample example);

    Student selectByPrimaryKey(Integer sid);

    int updateByExampleSelective(Student row,StudentExample example);

    int updateByExample(Student row,StudentExample example);

    int updateByPrimaryKeySelective(Student row);

    int updateByPrimaryKey(Student row);
}